From 7a24f6770edb18841be075fa1bd07838708fac6a Mon Sep 17 00:00:00 2001
From: Teejay85 <tom.jackson50@gmail.com>
Date: Wed, 19 Feb 2020 22:34:13 +0000
Subject: [PATCH] [SwipeableDrawer] Improve Preact support (#19782)

---
 .../material-ui/src/SwipeableDrawer/SwipeableDrawer.js     | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/packages/material-ui/src/SwipeableDrawer/SwipeableDrawer.js b/packages/material-ui/src/SwipeableDrawer/SwipeableDrawer.js
index ddd7944600f965..0d59b867193cc9 100644
--- a/packages/material-ui/src/SwipeableDrawer/SwipeableDrawer.js
+++ b/packages/material-ui/src/SwipeableDrawer/SwipeableDrawer.js
@@ -504,11 +504,6 @@ const SwipeableDrawer = React.forwardRef(function SwipeableDrawer(props, ref) {
     backdropRef.current = ReactDOM.findDOMNode(instance);
   }, []);
 
-  const handlePaperRef = React.useCallback(instance => {
-    // #StrictMode ready
-    paperRef.current = ReactDOM.findDOMNode(instance);
-  }, []);
-
   return (
     <React.Fragment>
       <Drawer
@@ -527,7 +522,7 @@ const SwipeableDrawer = React.forwardRef(function SwipeableDrawer(props, ref) {
             pointerEvents: variant === 'temporary' && !open ? 'none' : '',
             ...PaperProps.style,
           },
-          ref: handlePaperRef,
+          ref: paperRef,
         }}
         anchor={anchor}
         transitionDuration={calculatedDurationRef.current || transitionDuration}